| Aberdeen Group plc |
| 0.02% | 0.02% | #13 | $17.5M | 2.2M | $12.3M | 2.2M | 00.00% | Unchanged |
| Bleichroeder LP |
| 2.84% | 1.58% | #2 | $15.9M | 2.0M | $9.1M | 1.7M | +355,690+21.39% | Add |
| Octagon Capital Advisors LP |
| 0.95% | 1.36% | #4 | $10.6M | 1.4M | $12.3M | 2.2M | -886,732-39.64% | Reduce |
| BOOTHBAY FUND MANAGEMENT, LLC |
| 0.14% | 0.08% | #7 | $10.6M | 1.3M | $5.9M | 1.1M | +279,954+26.26% | Add |
| BlackRock, Inc. |
| <0.01% | <0.01% | #49 | $9.2M | 1.2M | $1.1M | 199,761 | +973,112+487.14% | Add |
| VANGUARD CAPITAL MANAGEMENT LLC |
| <0.01% | <0.01% | #44 | $8.8M | 1.1M | $5.0M | 910,740 | +205,501+22.56% | Add |
| Lynx1 Capital Management LP |
| 1.47% | 0.86% | #3 | $7.5M | 950,466 | $5.4M | 985,113 | -34,647-3.52% | Reduce |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
| 0.04% | 0.04% | #12 | $7.4M | 946,707 | $5.5M | 995,371 | -48,664-4.89% | Reduce |
| Empery Asset Management, LP |
| 7.05% | 13.04% | #1 | $6.1M | 776,093 | $10.8M | 2.0M | -1.2M-60.58% | Reduce |
| Affinity Asset Advisors, LLC |
| 0.23% | 0.17% | #5 | $5.1M | 646,576 | $3.3M | 597,946 | +48,630+8.13% | Add |
| GEODE CAPITAL MANAGEMENT, LLC |
| <0.01% | <0.01% | #40 | $4.9M | 620,981 | $1.6M | 287,090 | +333,891+116.30% | Add |
| MACKENZIE FINANCIAL CORP |
| <0.01% | — | #18 | $3.8M | 480,997 | $0 | 0 | +480,997 | New Buy |
| STATE STREET CORP |
| <0.01% | <0.01% | #53 | $3.4M | 427,325 | $401,181 | 72,942 | +354,383+485.84% | Add |
| ACADIAN ASSET MANAGEMENT LLC |
| <0.01% | <0.01% | #22 | $2.4M | 305,759 | $244,000 | 44,768 | +260,991+582.99% | Add |
| ArrowMark Colorado Holdings LLC |
| 0.09% | 0.03% | #9 | $2.2M | 274,140 | $985,270 | 179,140 | +95,000+53.03% | Add |
| Corient Private Wealth LLC |
| <0.01% | <0.01% | #27 | $1.9M | 245,058 | $55,736 | 143,852 | +101,206+70.35% | Add |
| TWO SIGMA INVESTMENTS, LP |
| <0.01% | <0.01% | #29 | $1.9M | 237,863 | $1.7M | 307,790 | -69,927-22.72% | Reduce |
| NORTHERN TRUST CORP |
| <0.01% | <0.01% | #45 | $1.5M | 190,188 | $418,380 | 76,069 | +114,119+150.02% | Add |
| JPMORGAN CHASE & CO |
| <0.01% | <0.01% | #59 | $1.4M | 180,452 | $43 | 8 | +180,444+2,255,550.00% | Add |
| VANGUARD FIDUCIARY TRUST CO |
| <0.01% | <0.01% | #39 | $1.3M | 166,538 | $855,943 | 155,626 | +10,912+7.01% | Add |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
| <0.01% | — | #66 | $1.3M | 161,782 | $0 | 0 | +161,782 | New Buy |
| GOLDMAN SACHS GROUP INC |
| <0.01% | <0.01% | #54 | $1.1M | 139,828 | $218,636 | 39,752 | +100,076+251.75% | Add |
| Squarepoint Ops LLC |
| <0.01% | <0.01% | #31 | $1.1M | 137,106 | $241,164 | 43,848 | +93,258+212.68% | Add |
| MORGAN STANLEY |
| <0.01% | <0.01% | #67 | $1.0M | 130,536 | $57,817 | 10,474 | +120,062+1,146.29% | Add |
| COMMONWEALTH EQUITY SERVICES, LLC |
| <0.01% | <0.01% | #32 | $911,200 | 115,929 | $619,690 | 112,671 | +3,258+2.89% | Add |
| Quarry LP |
| 0.06% | 0.07% | #10 | $769,612 | 97,915 | $375,711 | 68,311 | +29,604+43.34% | Add |
| DIMENSIONAL FUND ADVISORS LP |
| <0.01% | — | #50 | $679,736 | 86,461 | $0 | 0 | +86,461 | New Buy |
| CITADEL ADVISORS LLC |
| <0.01% | <0.01% | #61 | $637,069 | 81,052 | $637,736 | 115,952 | -34,900-30.10% | Reduce |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
| <0.01% | <0.01% | #58 | $615,650 | 78,327 | $110,000 | 20,000 | +58,327+291.64% | Add |
| RENAISSANCE TECHNOLOGIES LLC |
| <0.01% | <0.01% | #33 | $539,015 | 68,577 | $1.2M | 223,177 | -154,600-69.27% | Reduce |
| Jump Financial, LLC |
| <0.01% | <0.01% | #17 | $525,048 | 66,800 | $282,001 | 51,273 | +15,527+30.28% | Add |
| Bank of New York Mellon Corp |
| <0.01% | — | #60 | $466,780 | 59,387 | $0 | 0 | +59,387 | New Buy |
| UBS Group AG |
| <0.01% | <0.01% | #65 | $461,374 | 58,699 | $446,232 | 81,133 | -22,434-27.65% | Reduce |
| Trexquant Investment LP |
| <0.01% | <0.01% | #24 | $449,285 | 57,161 | $143,363 | 26,066 | +31,095+119.29% | Add |
| Stonepine Capital Management, LLC |
| 0.05% | — | #11 | $320,000 | 40,000 | $0 | 0 | +40,000 | New Buy |
| Velan Capital Investment Management LP |
| 0.19% | 0.14% | #6 | $314,400 | 40,000 | $220,000 | 40,000 | 00.00% | Unchanged |
| BANK OF AMERICA CORP /DE/ |
| <0.01% | <0.01% | #80 | $261,793 | 33,307 | $150,788 | 27,416 | +5,891+21.49% | Add |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
| <0.01% | <0.01% | #76 | $258,570 | 32,897 | $466,741 | 84,862 | -51,965-61.23% | Reduce |
| Nuveen, LLC |
| <0.01% | — | #64 | $253,776 | 32,287 | $0 | 0 | +32,287 | New Buy |
| LPL Financial LLC |
| <0.01% | <0.01% | #69 | $227,987 | 29,006 | $71,706 | 13,038 | +15,968+122.47% | Add |
| ALGERT GLOBAL LLC |
| <0.01% | — | #23 | $225,818 | 28,730 | $0 | 0 | +28,730 | New Buy |
| RHUMBLINE ADVISERS |
| <0.01% | <0.01% | #46 | $219,004 | 27,864 | $1,512 | 275 | +27,589+10,032.36% | Add |
| Invesco Ltd. |
| <0.01% | — | #78 | $216,795 | 27,582 | $0 | 0 | +27,582 | New Buy |
| Susquehanna Portfolio Strategies, LLC |
| <0.01% | — | #21 | $191,855 | 24,409 | $0 | 0 | +24,409 | New Buy |
| DEUTSCHE BANK AG\ |
| <0.01% | — | #68 | $183,987 | 23,408 | $0 | 0 | +23,408 | New Buy |
| Graham Capital Management, L.P. |
| <0.01% | — | #20 | $168,267 | 21,408 | $0 | 0 | +21,408 | New Buy |
| Engineers Gate Manager LP |
| <0.01% | — | #25 | $164,274 | 20,900 | $0 | 0 | +20,900 | New Buy |
| Almanack Investment Partners, LLC. |
| 0.02% | — | #14 | $160,564 | 20,428 | $0 | 0 | +20,428 | New Buy |
| WELLS FARGO & COMPANY/MN |
| <0.01% | <0.01% | #75 | $158,206 | 20,128 | $919 | 167 | +19,961+11,952.69% | Add |
| Quantinno Capital Management LP |
| <0.01% | <0.01% | #43 | $158,175 | 20,124 | $104,362 | 18,975 | +1,149+6.06% | Add |
